Toro 04861, Руководство по обслуживанию

Страница: 43 / 234

Electrical System Problems
CAUTION
Remove all the jewelry, especially rings and watches, before doing
any electrical troubleshooting or testing.
For the effective troubleshooting and repairs, you must have a good
understanding of the electrical circuits and components that are used
on this machine; refer to the Electrical Schematics and Wire Harness
Drawings/Diagrams in
Appendix A (page A–1) .
Note: Check the InfoCenter display for possible operator advisories or faults
whenever diagnosing machine electrical problems.
InfoCenter Does Not Start-Up
Possible Causes Correction
The key switch was not rotated to the ON
position. Turn the key switch to the ON position and wait
for the InfoCenter to start.
The lithium battery pack is disconnected from
the machine wire harness. Connect the battery pack to the machine wire
harness.
The lithium battery pack is discharged. Charge the battery pack.
Machine F1-1 (30 A) or F1-2 (3 A) fuse is
damaged. Check the fuses and replace if they are
damaged.
The key switch is damaged. Check the key switch and circuit wires. Repair
as necessary.
The main contactor is damaged. Check the main contactor and circuit wires.
Repair as necessary.
The wire harness connections or wires are
loose or damaged. Check the electrical connections. Repair the
wire harness as necessary.
The TEC is damaged. Replace the TEC.
Traction Circuit is Inoperative
Possible Causes Correction
The speed control potentiometer is damaged. Use the InfoCenter Diagnostics screen
to check the speed control potentiometer
operation. Check and repair the speed control
potentiometer and circuit wires if necessary.
The wire harness connections or wires are
loose or damaged. Check the electrical connections. Repair the
wire harness as necessary.
A problem exists with the traction or reel drive
system. Refer to Chapter 4: Traction and Reel Drive
Systems (page 4–1) .
The electric motor is damaged.
Note: Fault should be displayed on the
InfoCenter if the electric motor is damaged.
Use the InfoCenter Faults and Diagnostics
screens to check the reel circuit operation.
Check the electric motor and circuit wires.
Repair as necessary.
Greensmaster ® eFlex 1021 Page 3–9 Troubleshooting: Electrical System Problems
20248SL Rev C